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Binary numbers
Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

1 year ago

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Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

1 year ago

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Pangrams!
A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

1 year ago

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

1 year ago

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Function Iterator
Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...

1 year ago

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Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

1 year ago

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4xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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15xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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13xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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12xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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11xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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10xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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9xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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8xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

1 year ago

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7xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

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6xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

1 year ago

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5xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

1 year ago

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4xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

1 year ago

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3xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

1 year ago

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

1 year ago

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Magic is simple (for beginners)
Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.

1 year ago

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

1 year ago

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

1 year ago

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Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

1 year ago

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Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

1 year ago

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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

1 year ago

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Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0. a = 3; b = [1,2,4]; Returns 0. a = 3; b = [1,...

1 year ago

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

1 year ago

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

1 year ago

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Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

1 year ago